If you are in the US, here is a Food and Drug Administration Food Defect Levels Handbook that gives the standard for contamination. From the handbook: > Choco

If you are in the US, here is a Food and Drug Administration Food Defect Levels Handbook that gives the standard for contamination. From the handbook: > Chocolate and Chocolate Liquor > Insect filth > (AOAC 965.38) > Average is 60 or more insect fragments per 100 grams when 6 100-gram subsamples are examined > OR > Any 1 subsample contains 90 or more insect fragments > Macaroni and Noodle Products > Insect filth > (AOAC 969.41) > Average of 225 insect fragments or more per 225 grams in 6 or more subsamples Source: https://www.fda.gov/food/ingredients-additives-gras-packaging-guidance-documents-regulatory-information/food-defect-levels-handbook https://www.fda.gov/food/ingredients-additives-gras-packagin...